package GroupId.io.datajek.springbasics.ArtifactId.movierecommendersystem.lesson11;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;

import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;


@Component
public class ContentBasedFilter implements Filter {

	private Logger logger = LoggerFactory.getLogger(this.getClass());

	public ContentBasedFilter(){
		super();
		logger.info("In ContentBasedFilter constructor method");
	}
	@PostConstruct
	private void postConstruct(){
		//将电影加载到缓存中
		logger.info("In ContentBasedFilter postConstruct method");
	}
	@PreDestroy
	private void preDestroy(){
		//从缓存中清除电影
		logger.info("In ContentBasedFilter preDestroy method");
	}

	//getRecommendations将一部电影作为输入，并返回类似电影的列表。
	public String[]  getRecommendations(String movie) {

		//计算电影之间的相似度
		//返回电影推荐
		return new String[] {"Happy Feet","Ice Age","Shark Tale"};
	}


}
